The audio system is disabled when it is disconnected from the power source, such as when the battery is disconnected or goes dead. In certain conditions, the system may display a code entry screen. If this occurs, reactivate the audio system.
Reactivating the audio system
1. Turn the ignition switch to ON *1.
2. Turn on the audio system.
3. Press and hold the audio system power button for more than two seconds.
The audio system is reactivated when the audio control unit establishes a connection with the vehicle control unit. If the control unit fails to recognize the audio unit, you must go to a dealer and have the audio unit checked.
Honda Civic Owners Manual. Changing a Flat Tire
If a tire goes flat while driving, grasp the steering wheel firmly, and brake
gradually
to reduce speed. Then, stop in a safe place. Replace the flat tire with a
compact
spare tire. Go to a dealer as soon as possible to have the full-size tire
repaired or
replaced.
Park the vehicl ...